2-Piece crankset. Crank arm length: 175 mm. Chain Line 55 mm. 1x12-speed. The SHIMANO DEORE FC-M6120-1 crank features an entirely new construction, using direct mount chainrings, special gear tooth profile for improved chain retention, and a 178 mm Q-factor that is compatible with 148 mm O.L.D. frames.
- Superior chain retention for smoother riding even over rough terrain
- DYNAMIC CHAIN ENGAGEMENT+ improves chain engagement and retention
- More maneuverability and aggressive riding realized
- Direct mount chainring
- Spider/Gear arms: 4
- Recommended bottom bracket: BB-MT500-PA/Press-Fit, SM-BB52 Threaded
- Q-factor: 178 mm
- Chain line: 55 mm
- Compatible chain: HG 12-speed
- O.L.D._QR/Nut: 141 mm
- O.L.D._Thru: 148 mm
